Experimental science. Elementary, practical and experimental physics (1890)
Hopkins, George M. (George Milton), 1842-1902 · New York, Munn & co. · leaf 47
sexplanation. It differs from all the others in generating itsown power within its moving parts. The boiler is support-ed by trunnions resting in a fork arranged to turn on a fine 24 EXPERIMENTAL SCIENCE. vertical pivot. The engine is attached to the boiler, so thatboth engine and boiler swing on… … Pneumatic Gyroscope having Continuous Action. the other power-propelled gyroscopes, and needs only areactionary jet of steam or some other slight force to keepup the rotation around the vertical pivot, and thus renderthe action of the instrument continuous. AN ELECTRICAL GYROSCOPE.To render the…
Physics · Lantern projection · Electric apparatus and appliances
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